package com.wwl.thread;

public class TestThread2 {
    public static void main(String[] args) {
        //创建线程
        Thread thread1 = new PrintChar2();
        Thread thread3 = new PrintChar2();
        Thread thread2 = new PrintNumber2();
        Thread thread4 = new PrintNumber2();
        //启动线程
        thread1.start();
        thread2.start();
        thread3.start();
        thread4.start();
    }
}



